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Versions: 6
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Stored size: 1.75 KB
Contents
package org.sunflow.util;
public final class FloatArray {
private float[] array;
private int size;
public FloatArray() {
array = new float[10];
size = 0;
}
public FloatArray(int capacity) {
array = new float[capacity];
size = 0;
}
/**
* Append a float to the end of the array.
*
* @param f
*/
public final void add(float f) {
if (size == array.length) {
float[] oldArray = array;
array = new float[(size * 3) / 2 + 1];
System.arraycopy(oldArray, 0, array, 0, size);
}
array[size] = f;
size++;
}
/**
* Write a value to the specified index. Assumes the array is already big
* enough.
*
* @param index
* @param value
*/
public final void set(int index, float value) {
array[index] = value;
}
/**
* Read value from the array.
*
* @param index index into the array
* @return value at the specified index
*/
public final float get(int index) {
return array[index];
}
/**
* Returns the number of elements added to the array.
*
* @return current size of the array
*/
public final int getSize() {
return size;
}
/**
* Return a copy of the array, trimmed to fit the size of its contents
* exactly.
*
* @return a new array of exactly the right length
*/
public final float[] trim() {
if (size < array.length) {
float[] oldArray = array;
array = new float[size];
System.arraycopy(oldArray, 0, array, 0, size);
}
return array;
}
}
Version data entries
6 entries across 6 versions & 1 rubygems